Pith Number

pith:HZRT7J6J

pith:2017:HZRT7J6JRWNFLWLKZDO2GJRCIL

not attested not anchored not stored refs pending

Leaked Lya emission: an indicator of the size of quasar absorption outflows

Chenwei Yang, Guilin Liu, Technology of China), Tinggui Wang, University of Science, Zhenfeng Sheng (USTC, Zhicheng He

arxiv:1703.09653 v1 · 2017-03-28 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HZRT7J6JRWNFLWLKZDO2GJRCIL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:46:12.080682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e633fa7c98d9a55d96ac8dda3262242dc603b863cf8cd2cbcaa321661750a0f

Aliases

arxiv: 1703.09653 · arxiv_version: 1703.09653v1 · doi: 10.48550/arxiv.1703.09653 · pith_short_12: HZRT7J6JRWNF · pith_short_16: HZRT7J6JRWNFLWLK · pith_short_8: HZRT7J6J

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/HZRT7J6JRWNFLWLKZDO2GJRCIL \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 3e633fa7c98d9a55d96ac8dda3262242dc603b863cf8cd2cbcaa321661750a0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ed628e178e6bd9346b60c8df4924f2ef53e7e97b7da8393ef53cc2ac2464985",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-03-28T16:09:30Z",
    "title_canon_sha256": "0035ece34b8bfa4257cb2c4c7ec054500677c3f926a402ae6b2f8549cd408f29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09653",
    "kind": "arxiv",
    "version": 1
  }
}